Security Controls Assessor

SAIC; Springfield (VA); On-site; USD 120,000 - 160,000; Full time

Job summary

SAIC is seeking a Senior Security Control Assessor to support RMF-based cybersecurity assessments for mission-critical IT systems at the MAJESTIC JPO Team. This on-site role in Springfield, VA requires collaboration with ISSMs, ISOs, and system admins to review security artifacts and drive authorization decisions.

The ideal candidate will have 5–9 years of enterprise IT security experience, relevant certifications, and experience producing SARs and supporting A&A efforts in a DoD/government

Qualifications

• Bachelor’s degree in cybersecurity, CS, IT or related field.
• 5–9 years of professional IT security experience.
• Proficiency with RMF, NIST 800-53 and related federal standards.
• Experience producing SARs and supporting A&A processes.
• Must be US citizen with TS/SCI clearance preferred.

Responsibilities

• Conduct independent assessments to validate RMF/NIST 800-53 compliance.
• Review ABDs, RARs, SSPs, STIGs, and vulnerability results for A&A.
• Lead control implementation reviews and system-level security assessments.
• Provide formal recommendations on authorization status to AOs.
• Analyze vulnerability scans and support remediation planning.
• Perform continuous monitoring and document security posture changes.
• Interface with engineers and ISSOs to resolve findings and risks.

Skills

RMF / NIST 800-53

Security assessment & A&A

Vulnerability mgmt (ACAS/Nessus/Qualys

Documentation & SARs

ISSO/ISSM collaboration

Education

Bachelor’s Degree in Cybersecurity / CS / IT

Bachelor’s Degree

Tools

ACAS

Nessus

Qualys

DISA STIGs

Kali Linux

METASPLOIT

Job description

Description

SAIC is seeking a highly skilled and motivated Senior Security Control Assessor (SCA) to support the cybersecurity assessment and compliance needs of mission-critical IT systems for the MAJESTIC Joint Program Office (JPO) Team. The successful candidate will perform independent assessments of security controls to ensure compliance with federal cybersecurity policies, standards, and frameworks, such as the Risk Management Framework (RMF), NIST SP 800-53, and others, to manage and mitigate risks to sensitive and classified systems.

This role will require working closely with Information System Security Managers (ISSMs), Information System Owners (ISOs), and system administrators to conduct technical reviews, evaluate security controls, and assist with Authorization and Accreditation (A&A) efforts. This role requires on-site support in Springfield, VA.

Key Responsibilities:

• Conduct independent, objective, and robust assessments of IT systems to validate compliance with security control requirements in alignment with NIST 800-53, RMF, DoD 8510.01, and other applicable federal cybersecurity regulations
• Review and assess Authorization Boundary Diagrams (ABDs), Risk Assessment Reports (RARs), Security Plan Packages (SSPs), STIG checklists, vulnerability scan results, POA&Ms, and other security artifacts required for A&A efforts
• Lead Control Implementation Review and Test (CIRT) procedures and system-level security assessments to evaluate the adequacy of technical, operational, and management security controls
• Provide formal recommendations on system authorization status to Authorizing Officials (AOs), based on assessment results, residual risks, and system compliance to applicable policies
• Analyze and interpret vulnerability scan results (e.g., from ACAS, Nessus, or Qualys) and assist in presenting the organization’s vulnerability management posture to relevant stakeholders
• Perform continuous monitoring assessments of information systems to identify risks, ensure ongoing compliance, and document changes impacting the security posture of systems
• Assess and validate security hardening practices using the DISA STIGs or CIS Benchmarks across systems, applications, and networks
• Conduct risk analysis and recommend risk mitigation strategies and control adjustments to minimize threats to system operations and data integrity
• Interface with system engineers, ISSOs, and stakeholders to resolve identified vulnerabilities and ensure timely remediation of risks.
• Provide recommendations to improve current processes, tools, and documentation for security control assessments
• Compile and present comprehensive reports, including Security Assessment Reports (SARs) and risk assessment summaries, to senior stakeholders for decision-making
• Maintain up-to-date expertise on cybersecurity threats, technologies, regulatory frameworks, and compliance best practices

Qualifications

Required Qualifications:

• Certifications (CWF Requirements):
• Candidates must satisfy Cybersecurity Workforce Framework (CWF) ID 612 (Security Control Assessor) requirements, as outlined by Navy COOL
  This requirement can be met by possessing one or more of the following qualifying certifications:
• Certified in Governance Risk and Compliance (CGRC)
• Certified Information Systems Security Officer (C)ISSO-A)
• CompTIA Cloud+
• CompTIA PenTest+
• CompTIA Security+
• CompTIA SecurityX (formerly CASP+)
• Federal IT Security Professional-Auditor-NG (FITSP-A)
• GIAC Cloud Security Automation (GCSA)
• GIAC Security Essentials Certification (GSEC)
• Certified Chief Information Security Officer (CCISO)
• Certified Information Security Manager (CISM)
• Certified Information Systems Auditor (CISA)
• Certified Information Systems Security Professional (CISSP)
• CompTIA Cybersecurity Analyst (CySA+)
• GIAC Security Leadership Certification (GSLC)
• GIAC Systems and Network Auditor (GSNA)
• Information Systems Security Engineering Professional (ISSEP)

OR This requirement can be met through:

• ABachelor’s Degree in Cybersecurity, Computer Science, IT, or a related field

Experience:

• 5-9 years of professional experience managing and supporting enterprise-levelIT environments

Technical Skills:

• Familiarity with IT environments running enterprise systems, such as Windows Server 2019, MS SQL databases, and Linux distributions (RHEL preferred)
• Knowledge of incident response functions, security architecture, and penetration testing frameworks (e.g., METASPLOIT, Kali Linux)
• Strong analytical and documentation skills, with the ability to author comprehensive Security Assessment Reports (SARs) and other system artifacts

Preferred Qualifications:

• Familiarity with IT environments running enterprise systems, such as Windows Server 2019, MS SQL databases, and Linux distributions (RHEL preferred)
• Knowledge of incident response functions, security architecture, and penetration testing frameworks (e.g., METASPLOIT, Kali Linux)
• Strong analytical and documentation skills, with the ability to author comprehensive Security Assessment Reports (SARs) and other system artifacts

Clearance Requirement:

• ActiveTS/SCI clearance with the ability to obtain and maintain aTS/SCI with Poly
• Candidate must be US Citizen

Work Environment and Notes:

• On-Site Work: All work must be conducted on-site in Springfield, VA
• Program Scope: Supports on-premises enterprise IT environments, including virtualized Windows servers, MS SQL Server databases, and networking layers
• Subcontractor Role: Responsibilities and compensation vary based on the subcontract agreement, with a competitive salary aligned to market rates and role-specific requirements

Target salary range: $120,001 - $160,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.